Model Number: 228238-0059 Collection: Rolex Day-Date 40 Case Size: 40mm Case Material: 18k yellow gold Bezel: Fluted bezel in 18k yellow gold Dial: Deep black with onyx baguette-cut hour markers Day Display: Full day of the week at 12 o’clock Date Display: Instantaneous date at 3 o’clock with Cyclops lens Crystal: Scratch-resistant sapphire Movement: Perpetual, mechanical, self-winding (Calibre 3255) Bracelet: President bracelet in 18k yellow gold, semi-circular three-piece links Clasp: Concealed Crownclasp Water Resistance: 100 meters / 330 feet Power Reserve: Approximately 70 hours Certification: Superlative Chronometer (COSC + Rolex standards) Style: Bold, prestigious, and opulent—crafted for those who lead with timeless elegance